Ariel writes this equation for the sum of the ages: (x)+(x+3)+(x - 2)+3(x + 3)–1 = 87
Write the equation with fewer terms.
Use paper to help you with your thinking.

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio